33012123112012 has 48 divisors (see below), whose sum is σ = 65199295113120. Its totient is φ = 14487425971200.

The previous prime is 33012123112009. The next prime is 33012123112019. The reversal of 33012123112012 is 21021132121033.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (33012123112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28292548 + ... + 29436244.

It is an arithmetic number, because the mean of its divisors is an integer number (1358318648190).

Almost surely, 2^{33012123112012} is an apocalyptic number.

It is an amenable number.

33012123112012 is a deficient number, since it is larger than the sum of its proper divisors (32187172001108).

33012123112012 is a wasteful number, since it uses less digits than its factorization.

33012123112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166362 (or 1166360 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 33012123112012 its reverse (21021132121033), we get a palindrome (54033255233045).

The spelling of 33012123112012 in words is "thirty-three trillion, twelve billion, one hundred twenty-three million, one hundred twelve thousand, twelve".